RDC20DE.DLL issue is defined as a serious system error and cannot be fixed completely by simply reinstalling any application. It is associated with RDC20DE.DLL file which serves as a serious part of Windows operating system. Any modification on the crucial file can probably bring about terrible problems to the system, including lock-ups, slow PC performance, system freezes, blue screen, shutdown or startup problems, and installation errors.


What is RDC20DE.DLL?

Dynamic-link library (also written unhyphenated), or DLL, is Microsoft's implementation of the shared library concept in the Microsoft Windows and OS/2 operating systems. These libraries usually have the file extension DLL , OCX (for libraries containing ActiveX controls), or DRV (for legacy system drivers). RDC20DE.DLL problems might occur when your RDC20DE.DLL is corrupted, damaged or missing from your windows system.

Common RDC20DE.DLL Problems You May Encounter:

  • "Runtime Error! Program [path]\RDC20DE.DLL. An application has made an attempt to load the C runtime library incorrectly. Please contact the application's support team for more information."
  • "Cannot find [PATH]\RDC20DE.DLL"
  • "Cannot start [APPLICATION]. A required component is missing: RDC20DE.DLL. Please install [APPLICATION] again."
  • "The file RDC20DE.DLL is missing."
  • "Windows could not start because RDC20DE.DLL file is missing or corrupt."
  • "[path]\RDC20DE.DLL is either not designed to run on Windows or it contains an error. Try installing the program again using the original installation media."
  • "RDC20DE.DLL Not Found"
  • "This application failed to start because RDC20DE.DLL was not found. Re-installing the application may fix this problem."
  • "The module RDC20DE.DLL was loaded but the entry-point DllRegisterServer was not found. Make sure that RDC20DE.DLL is a valid DLL or OCX file and then try again."

Sometimes, RDC20DE.DLL might be caused by the wrong installation of a software. Note: We highly recommend you to do a clean boot before removing the software from your PC.

Step by step to remove RDC20DE.DLL error:

1. Log on to the computer by using an account that has administrator rights.

2. Click Start, type msconfig.exe in the searching box, and then press Enter to start the System Configuration utility.

Note: If you are prompted for an administrator password or for confirmation, you should type the password or provide confirmation.

3. On the General tab, click the Selective startup option, and then click to clear the Load startup items check box. (The Use Original Boot.ini check box is unavailable.)

4. On the Services tab, click to select the Hide all Microsoft services check box, and then click Disable all.

Note This step lets Microsoft services continue to run. These services include Networking, Plug and Play, Event Logging, Error Reporting, and other services. If you disable these services, you may permanently delete all restore points. Do not do this if you want to use the System Restore utility together with existing restore points.

5. Click OK, and then click Restart.

Reference: http://support.microsoft.com/kb/929135/en-us


Automatic RDC20DE.DLL Issues Removal Solution:

Step 1 At first, you need to download SmartPCFixer from Official Website and click on Scan option.


Step 2 Click "System Fix", you can view the following pictures.

Step 3 Click "Dll Download" and type the missing RDC20DE.DLL in the searching box.


Step 4 Click Download and Register RDC20DE.DLL Files with SmartPCFixer.

Step 5 Reboot Your PC, Error Removed!

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